How to hard reset the Samsung i780 (using buttons)

1. Power off the phone
2. Hold down the begin call and end call buttons (green & red)
3. Press and hold the power button
4. Once the phone’s status LED turns red, “RELEASE” the power button but KEEP the other 2 pushed. Very important to do this !!!!!
5. You will get a prompt to press the space key to format, or any other key to continue